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ICD-10-CM 2027

ICD-10 code for stenosis

Choose a code from the options below based on the documentation.

From the official ICD-10-CM alphabetic index entry “Stenosis, stenotic (cicatricial)”. Page updated September 29, 2026.

About coding stenosis

The official ICD-10-CM index doesn't give a single default code for stenosis; the code depends on the details below.

More specific stenosis codes (official index)

  • ampulla of Vater K83.1 — Obstruction of bile duct
  • anus, anal (canal) (sphincter) K62.4 — Stenosis of anus and rectum
  • and rectum K62.4 — Stenosis of anus and rectum
  • congenital Q42.3 — Congenital absence, atresia and stenosis of anus without fistula
  • with fistula Q42.2 — Congenital absence, atresia and stenosis of anus with fistula
  • aorta (ascending) (supraventricular) (congenital) Q25.1 — Coarctation of aorta
  • arteriosclerotic I70.0 — Atherosclerosis of aorta
  • calcified I70.0 — Atherosclerosis of aorta
  • supravalvular Q25.3 — Supravalvular aortic stenosis
  • aortic (valve) I35.0 — Nonrheumatic aortic (valve) stenosis
  • with insufficiency I35.2 — Nonrheumatic aortic (valve) stenosis with insufficiency
  • congenital Q23.0 — Congenital stenosis of aortic valve
  • rheumatic I06.0 — Rheumatic aortic stenosis
  • with
  • incompetency, insufficiency or regurgitation I06.2 — Rheumatic aortic stenosis with insufficiency
  • with mitral (valve) disease I08.0 — Rheumatic disorders of both mitral and aortic valves
  • with tricuspid (valve) disease I08.3 — Combined rheumatic disorders of mitral, aortic and tricuspid valves
  • mitral (valve) disease I08.0 — Rheumatic disorders of both mitral and aortic valves
  • with tricuspid (valve) disease I08.3 — Combined rheumatic disorders of mitral, aortic and tricuspid valves
  • tricuspid (valve) disease I08.2 — Rheumatic disorders of both aortic and tricuspid valves
  • with mitral (valve) disease I08.3 — Combined rheumatic disorders of mitral, aortic and tricuspid valves
  • specified cause NEC I35.0 — Nonrheumatic aortic (valve) stenosis
  • syphilitic A52.03 — Syphilitic endocarditis
  • aqueduct of Sylvius (congenital) Q03.0 — Malformations of aqueduct of Sylvius
  • with spina bifida
  • acquired G91.1 — Obstructive hydrocephalus
  • artery NEC I77.1 — Stricture of artery
  • celiac (compression) I77.4 — Celiac artery compression syndrome
  • arteriosclerotic I70.8 — Atherosclerosis of other arteries
  • atherosclerosis I70.8 — Atherosclerosis of other arteries
  • cerebral
  • extremities
  • precerebral
  • pulmonary (congenital) Q25.6 — Stenosis of pulmonary artery
  • acquired I28.8 — Other diseases of pulmonary vessels
  • renal I70.1 — Atherosclerosis of renal artery
  • stent
  • coronary T82.855 — Stenosis of coronary artery stent
  • peripheral T82.856 — Stenosis of peripheral vascular stent
  • bile duct (common) (hepatic) K83.1 — Obstruction of bile duct
  • congenital Q44.3 — Congenital stenosis and stricture of bile ducts
  • bladder-neck (acquired) N32.0 — Bladder-neck obstruction
  • congenital Q64.31 — Congenital bladder neck obstruction
  • brain G93.89 — Other specified disorders of brain
  • bronchus J98.09 — Other diseases of bronchus, not elsewhere classified
  • congenital Q32.3 — Congenital stenosis of bronchus
  • syphilitic A52.72 — Syphilis of lung and bronchus
  • cardia (stomach) K22.2 — Esophageal obstruction
  • congenital Q39.3 — Congenital stenosis and stricture of esophagus
  • cardiovascular
  • caudal M48.08 — Spinal stenosis, sacral and sacrococcygeal region
  • cervix, cervical (canal) N88.2 — Stricture and stenosis of cervix uteri
  • congenital Q51.828 — Other congenital malformations of cervix
  • in pregnancy or childbirth
  • colon
  • congenital Q42.9 — Congenital absence, atresia and stenosis of large intestine, part unspecified
  • specified NEC Q42.8 — Congenital absence, atresia and stenosis of other parts of large intestine
  • colostomy K94.03 — Colostomy malfunction
  • common (bile) duct K83.1 — Obstruction of bile duct
  • congenital Q44.3 — Congenital stenosis and stricture of bile ducts
  • coronary (artery)
  • cystic duct
  • due to presence of device, implant or graft T85.858 — Stenosis due to other internal prosthetic devices, implants and grafts
  • arterial graft NEC T82.858 — Stenosis of other vascular prosthetic devices, implants and grafts
  • breast (implant) T85.858 — Stenosis due to other internal prosthetic devices, implants and grafts
  • catheter T85.858 — Stenosis due to other internal prosthetic devices, implants and grafts
  • dialysis (renal) T82.858 — Stenosis of other vascular prosthetic devices, implants and grafts
  • intraperitoneal T85.858 — Stenosis due to other internal prosthetic devices, implants and grafts
  • infusion NEC T82.858 — Stenosis of other vascular prosthetic devices, implants and grafts
  • spinal (epidural) (subdural) T85.850 — Stenosis due to nervous system prosthetic devices, implants and grafts
  • urinary (indwelling) T83.85 — Stenosis due to genitourinary prosthetic devices, implants and grafts
  • fixation, internal (orthopedic) NEC T84.85 — Stenosis due to internal orthopedic prosthetic devices, implants and grafts
  • gastrointestinal (bile duct) (esophagus) T85.858 — Stenosis due to other internal prosthetic devices, implants and grafts
  • genital NEC T83.85 — Stenosis due to genitourinary prosthetic devices, implants and grafts
  • heart NEC T82.857 — Stenosis of other cardiac prosthetic devices, implants and grafts
  • joint prosthesis T84.85 — Stenosis due to internal orthopedic prosthetic devices, implants and grafts
  • ocular (corneal graft) (orbital implant) NEC T85.858 — Stenosis due to other internal prosthetic devices, implants and grafts
  • orthopedic NEC T84.85 — Stenosis due to internal orthopedic prosthetic devices, implants and grafts
  • specified NEC T85.858 — Stenosis due to other internal prosthetic devices, implants and grafts
  • urinary NEC T83.85 — Stenosis due to genitourinary prosthetic devices, implants and grafts
  • vascular NEC T82.858 — Stenosis of other vascular prosthetic devices, implants and grafts
  • ventricular intracranial shunt T85.850 — Stenosis due to nervous system prosthetic devices, implants and grafts
  • duodenum K31.5 — Obstruction of duodenum
  • congenital Q41.0 — Congenital absence, atresia and stenosis of duodenum
  • ejaculatory duct NEC N50.89 — Other specified disorders of the male genital organs
  • endocervical os
  • enterostomy K94.13 — Enterostomy malfunction
  • esophagus K22.2 — Esophageal obstruction
  • congenital Q39.3 — Congenital stenosis and stricture of esophagus
  • syphilitic A52.79 — Other symptomatic late syphilis
  • congenital A50.59 — Other late congenital syphilis, symptomatic
  • eustachian tube
  • external ear canal (acquired) H61.30 — Acquired stenosis of external ear canal, unspecified
  • congenital Q16.1 — Congenital absence, atresia and stricture of auditory canal (external)
  • due to
  • inflammation H61.32 — Acquired stenosis of external ear canal secondary to inflammation and infection
  • trauma H61.31 — Acquired stenosis of external ear canal secondary to trauma
  • postprocedural H95.81 — Postprocedural stenosis of external ear canal
  • specified cause NEC H61.39 — Other acquired stenosis of external ear canal
  • gallbladder
  • glottis J38.6 — Stenosis of larynx
  • heart valve I38 — Endocarditis, valve unspecified
  • aortic
  • congenital Q24.8 — Other specified congenital malformations of heart
  • mitral
  • pulmonary
  • tricuspid
  • hepatic duct K83.1 — Obstruction of bile duct
  • hymen N89.6 — Tight hymenal ring
  • hypertrophic subaortic (idiopathic) I42.1 — Obstructive hypertrophic cardiomyopathy
  • ileum K56.699 — Other intestinal obstruction unspecified as to partial versus complete obstruction
  • congenital Q41.2 — Congenital absence, atresia and stenosis of ileum
  • infundibulum cardia Q24.3 — Pulmonary infundibular stenosis
  • intervertebral foramina
  • connective tissue M99.79 — Connective tissue and disc stenosis of intervertebral foramina of abdomen and other regions
  • abdomen M99.79 — Connective tissue and disc stenosis of intervertebral foramina of abdomen and other regions
  • cervical region M99.71 — Connective tissue and disc stenosis of intervertebral foramina of cervical region
  • cervicothoracic M99.71 — Connective tissue and disc stenosis of intervertebral foramina of cervical region
  • head region M99.70 — Connective tissue and disc stenosis of intervertebral foramina of head region
  • lumbar region M99.73 — Connective tissue and disc stenosis of intervertebral foramina of lumbar region
  • lumbosacral M99.73 — Connective tissue and disc stenosis of intervertebral foramina of lumbar region
  • occipitocervical M99.70 — Connective tissue and disc stenosis of intervertebral foramina of head region
  • sacral region M99.74 — Connective tissue and disc stenosis of intervertebral foramina of sacral region
  • sacrococcygeal M99.74 — Connective tissue and disc stenosis of intervertebral foramina of sacral region
  • sacroiliac M99.74 — Connective tissue and disc stenosis of intervertebral foramina of sacral region
  • specified NEC M99.79 — Connective tissue and disc stenosis of intervertebral foramina of abdomen and other regions
  • thoracic region M99.72 — Connective tissue and disc stenosis of intervertebral foramina of thoracic region
  • thoracolumbar M99.72 — Connective tissue and disc stenosis of intervertebral foramina of thoracic region
  • disc M99.79 — Connective tissue and disc stenosis of intervertebral foramina of abdomen and other regions
  • abdomen M99.79 — Connective tissue and disc stenosis of intervertebral foramina of abdomen and other regions
  • cervical region M99.71 — Connective tissue and disc stenosis of intervertebral foramina of cervical region
  • cervicothoracic M99.71 — Connective tissue and disc stenosis of intervertebral foramina of cervical region
  • head region M99.70 — Connective tissue and disc stenosis of intervertebral foramina of head region
  • lower extremity M99.76 — Connective tissue and disc stenosis of intervertebral foramina of lower extremity
  • lumbar region M99.73 — Connective tissue and disc stenosis of intervertebral foramina of lumbar region
  • lumbosacral M99.73 — Connective tissue and disc stenosis of intervertebral foramina of lumbar region
  • occipitocervical M99.70 — Connective tissue and disc stenosis of intervertebral foramina of head region
  • pelvic M99.75 — Connective tissue and disc stenosis of intervertebral foramina of pelvic region
  • rib cage M99.78 — Connective tissue and disc stenosis of intervertebral foramina of rib cage
  • sacral region M99.74 — Connective tissue and disc stenosis of intervertebral foramina of sacral region
  • sacrococcygeal M99.74 — Connective tissue and disc stenosis of intervertebral foramina of sacral region
  • sacroiliac M99.74 — Connective tissue and disc stenosis of intervertebral foramina of sacral region
  • specified NEC M99.79 — Connective tissue and disc stenosis of intervertebral foramina of abdomen and other regions
  • thoracic region M99.72 — Connective tissue and disc stenosis of intervertebral foramina of thoracic region
  • thoracolumbar M99.72 — Connective tissue and disc stenosis of intervertebral foramina of thoracic region
  • upper extremity M99.77 — Connective tissue and disc stenosis of intervertebral foramina of upper extremity
  • osseous M99.69 — Osseous and subluxation stenosis of intervertebral foramina of abdomen and other regions
  • abdomen M99.69 — Osseous and subluxation stenosis of intervertebral foramina of abdomen and other regions
  • cervical region M99.61 — Osseous and subluxation stenosis of intervertebral foramina of cervical region
  • cervicothoracic M99.61 — Osseous and subluxation stenosis of intervertebral foramina of cervical region
  • head region M99.60 — Osseous and subluxation stenosis of intervertebral foramina of head region
  • lower extremity M99.66 — Osseous and subluxation stenosis of intervertebral foramina of lower extremity
  • lumbar region M99.63 — Osseous and subluxation stenosis of intervertebral foramina of lumbar region
  • lumbosacral M99.63 — Osseous and subluxation stenosis of intervertebral foramina of lumbar region
  • occipitocervical M99.60 — Osseous and subluxation stenosis of intervertebral foramina of head region
  • pelvic M99.65 — Osseous and subluxation stenosis of intervertebral foramina of pelvic region
  • rib cage M99.68 — Osseous and subluxation stenosis of intervertebral foramina of rib cage
  • sacral region M99.64 — Osseous and subluxation stenosis of intervertebral foramina of sacral region
  • sacrococcygeal M99.64 — Osseous and subluxation stenosis of intervertebral foramina of sacral region
  • sacroiliac M99.64 — Osseous and subluxation stenosis of intervertebral foramina of sacral region
  • specified NEC M99.69 — Osseous and subluxation stenosis of intervertebral foramina of abdomen and other regions
  • thoracic region M99.62 — Osseous and subluxation stenosis of intervertebral foramina of thoracic region
  • thoracolumbar M99.62 — Osseous and subluxation stenosis of intervertebral foramina of thoracic region
  • upper extremity M99.67 — Osseous and subluxation stenosis of intervertebral foramina of upper extremity
  • subluxation
  • intestine
  • congenital (small) Q41.9 — Congenital absence, atresia and stenosis of small intestine, part unspecified
  • large Q42.9 — Congenital absence, atresia and stenosis of large intestine, part unspecified
  • specified NEC Q42.8 — Congenital absence, atresia and stenosis of other parts of large intestine
  • specified NEC Q41.8 — Congenital absence, atresia and stenosis of other specified parts of small intestine
  • jejunum K56.699 — Other intestinal obstruction unspecified as to partial versus complete obstruction
  • congenital Q41.1 — Congenital absence, atresia and stenosis of jejunum
  • lacrimal (passage)
  • canaliculi H04.54 — Stenosis of lacrimal canaliculi
  • congenital Q10.5 — Congenital stenosis and stricture of lacrimal duct
  • duct H04.55 — Acquired stenosis of nasolacrimal duct
  • punctum H04.56 — Stenosis of lacrimal punctum
  • sac H04.57 — Stenosis of lacrimal sac
  • lacrimonasal duct
  • congenital Q10.5 — Congenital stenosis and stricture of lacrimal duct
  • larynx J38.6 — Stenosis of larynx
  • congenital NEC Q31.8 — Other congenital malformations of larynx
  • subglottic Q31.1 — Congenital subglottic stenosis
  • syphilitic A52.73 — Symptomatic late syphilis of other respiratory organs
  • congenital A50.59 — Other late congenital syphilis, symptomatic
  • mitral (chronic) (inactive) (valve) I05.0 — Rheumatic mitral stenosis
  • with
  • aortic valve disease I08.0 — Rheumatic disorders of both mitral and aortic valves
  • incompetency, insufficiency or regurgitation I05.2 — Rheumatic mitral stenosis with insufficiency
  • active or acute I01.1 — Acute rheumatic endocarditis
  • with rheumatic or Sydenham's chorea I02.0 — Rheumatic chorea with heart involvement
  • congenital Q23.2 — Congenital mitral stenosis
  • specified cause, except rheumatic I34.2 — Nonrheumatic mitral (valve) stenosis
  • syphilitic A52.03 — Syphilitic endocarditis
  • myocardium, myocardial
  • hypertrophic subaortic (idiopathic) I42.1 — Obstructive hypertrophic cardiomyopathy
  • nares (anterior) (posterior) J34.89 — Other specified disorders of nose and nasal sinuses
  • congenital Q30.0 — Choanal atresia
  • nasal duct
  • congenital Q10.5 — Congenital stenosis and stricture of lacrimal duct
  • nasolacrimal duct
  • congenital Q10.5 — Congenital stenosis and stricture of lacrimal duct
  • neural canal
  • connective tissue M99.49 — Connective tissue stenosis of neural canal of abdomen and other regions
  • abdomen M99.49 — Connective tissue stenosis of neural canal of abdomen and other regions
  • cervical region M99.41 — Connective tissue stenosis of neural canal of cervical region
  • cervicothoracic M99.41 — Connective tissue stenosis of neural canal of cervical region
  • head region M99.40 — Connective tissue stenosis of neural canal of head region
  • lower extremity M99.46 — Connective tissue stenosis of neural canal of lower extremity
  • lumbar region M99.43 — Connective tissue stenosis of neural canal of lumbar region
  • lumbosacral M99.43 — Connective tissue stenosis of neural canal of lumbar region
  • occipitocervical M99.40 — Connective tissue stenosis of neural canal of head region
  • pelvic M99.45 — Connective tissue stenosis of neural canal of pelvic region
  • rib cage M99.48 — Connective tissue stenosis of neural canal of rib cage
  • sacral region M99.44 — Connective tissue stenosis of neural canal of sacral region
  • sacrococcygeal M99.44 — Connective tissue stenosis of neural canal of sacral region
  • sacroiliac M99.44 — Connective tissue stenosis of neural canal of sacral region
  • specified NEC M99.49 — Connective tissue stenosis of neural canal of abdomen and other regions
  • thoracic region M99.42 — Connective tissue stenosis of neural canal of thoracic region
  • thoracolumbar M99.42 — Connective tissue stenosis of neural canal of thoracic region
  • upper extremity M99.47 — Connective tissue stenosis of neural canal of upper extremity
  • intervertebral disc M99.59 — Intervertebral disc stenosis of neural canal of abdomen and other regions
  • abdomen M99.59 — Intervertebral disc stenosis of neural canal of abdomen and other regions
  • cervical region M99.51 — Intervertebral disc stenosis of neural canal of cervical region
  • cervicothoracic M99.51 — Intervertebral disc stenosis of neural canal of cervical region
  • head region M99.50 — Intervertebral disc stenosis of neural canal of head region
  • lower extremity M99.56 — Intervertebral disc stenosis of neural canal of lower extremity
  • lumbar region M99.53 — Intervertebral disc stenosis of neural canal of lumbar region
  • lumbosacral M99.53 — Intervertebral disc stenosis of neural canal of lumbar region
  • occipitocervical M99.50 — Intervertebral disc stenosis of neural canal of head region
  • pelvic M99.55 — Intervertebral disc stenosis of neural canal of pelvic region
  • rib cage M99.58 — Intervertebral disc stenosis of neural canal of rib cage
  • sacral region M99.54 — Intervertebral disc stenosis of neural canal of sacral region
  • sacrococcygeal M99.54 — Intervertebral disc stenosis of neural canal of sacral region
  • sacroiliac M99.54 — Intervertebral disc stenosis of neural canal of sacral region
  • specified NEC M99.59 — Intervertebral disc stenosis of neural canal of abdomen and other regions
  • thoracic region M99.52 — Intervertebral disc stenosis of neural canal of thoracic region
  • thoracolumbar M99.52 — Intervertebral disc stenosis of neural canal of thoracic region
  • upper extremity M99.57 — Intervertebral disc stenosis of neural canal of upper extremity
  • osseous M99.39 — Osseous stenosis of neural canal of abdomen and other regions
  • abdomen M99.39 — Osseous stenosis of neural canal of abdomen and other regions
  • cervical region M99.31 — Osseous stenosis of neural canal of cervical region
  • cervicothoracic M99.31 — Osseous stenosis of neural canal of cervical region
  • head region M99.30 — Osseous stenosis of neural canal of head region
  • lower extremity M99.36 — Osseous stenosis of neural canal of lower extremity
  • lumbar region M99.33 — Osseous stenosis of neural canal of lumbar region
  • lumbosacral M99.33 — Osseous stenosis of neural canal of lumbar region
  • pelvic M99.35 — Osseous stenosis of neural canal of pelvic region
  • rib cage M99.38 — Osseous stenosis of neural canal of rib cage
  • occipitocervical M99.30 — Osseous stenosis of neural canal of head region
  • sacral region M99.34 — Osseous stenosis of neural canal of sacral region
  • sacrococcygeal M99.34 — Osseous stenosis of neural canal of sacral region
  • sacroiliac M99.34 — Osseous stenosis of neural canal of sacral region
  • specified NEC M99.39 — Osseous stenosis of neural canal of abdomen and other regions
  • thoracic region M99.32 — Osseous stenosis of neural canal of thoracic region
  • thoracolumbar M99.32 — Osseous stenosis of neural canal of thoracic region
  • upper extremity M99.37 — Osseous stenosis of neural canal of upper extremity
  • subluxation M99.29 — Subluxation stenosis of neural canal of abdomen and other regions
  • cervical region M99.21 — Subluxation stenosis of neural canal of cervical region
  • cervicothoracic M99.21 — Subluxation stenosis of neural canal of cervical region
  • head region M99.20 — Subluxation stenosis of neural canal of head region
  • lower extremity M99.26 — Subluxation stenosis of neural canal of lower extremity
  • lumbar region M99.23 — Subluxation stenosis of neural canal of lumbar region
  • lumbosacral M99.23 — Subluxation stenosis of neural canal of lumbar region
  • occipitocervical M99.20 — Subluxation stenosis of neural canal of head region
  • pelvic M99.25 — Subluxation stenosis of neural canal of pelvic region
  • rib cage M99.28 — Subluxation stenosis of neural canal of rib cage
  • sacral region M99.24 — Subluxation stenosis of neural canal of sacral region
  • sacrococcygeal M99.24 — Subluxation stenosis of neural canal of sacral region
  • sacroiliac M99.24 — Subluxation stenosis of neural canal of sacral region
  • specified NEC M99.29 — Subluxation stenosis of neural canal of abdomen and other regions
  • thoracic region M99.22 — Subluxation stenosis of neural canal of thoracic region
  • thoracolumbar M99.22 — Subluxation stenosis of neural canal of thoracic region
  • upper extremity M99.27 — Subluxation stenosis of neural canal of upper extremity
  • organ or site, congenital NEC
  • papilla of Vater K83.1 — Obstruction of bile duct
  • pulmonary (artery) (congenital) Q25.6 — Stenosis of pulmonary artery
  • with ventricular septal defect, transposition of aorta, and hypertrophy of right ventricle Q21.3 — Tetralogy of Fallot
  • acquired I28.8 — Other diseases of pulmonary vessels
  • in tetralogy of Fallot Q21.3 — Tetralogy of Fallot
  • infundibular Q24.3 — Pulmonary infundibular stenosis
  • subvalvular Q24.3 — Pulmonary infundibular stenosis
  • supravalvular Q25.6 — Stenosis of pulmonary artery
  • valve I37.0 — Nonrheumatic pulmonary valve stenosis
  • with insufficiency I37.2 — Nonrheumatic pulmonary valve stenosis with insufficiency
  • congenital Q22.1 — Congenital pulmonary valve stenosis
  • rheumatic I09.89 — Other specified rheumatic heart diseases
  • with aortic, mitral or tricuspid (valve) disease I08.8 — Other rheumatic multiple valve diseases
  • vein, acquired I28.8 — Other diseases of pulmonary vessels
  • vessel NEC I28.8 — Other diseases of pulmonary vessels
  • pulmonic (congenital) Q22.1 — Congenital pulmonary valve stenosis
  • infundibular Q24.3 — Pulmonary infundibular stenosis
  • subvalvular Q24.3 — Pulmonary infundibular stenosis
  • pylorus (hypertrophic) (acquired) K31.1 — Adult hypertrophic pyloric stenosis
  • adult K31.1 — Adult hypertrophic pyloric stenosis
  • congenital Q40.0 — Congenital hypertrophic pyloric stenosis
  • in childhood K31.B — Hypertrophic pyloric stenosis, in childhood
  • infantile K31.B — Hypertrophic pyloric stenosis, in childhood
  • pediatric (hypertrophic) K31.B — Hypertrophic pyloric stenosis, in childhood
  • rectum (sphincter)

See all 367 entries in the alphabetic index

Common questions about stenosis ICD-10 codes

What is the ICD-10 code for ampulla of vater stenosis?

K83.1 — Obstruction of bile duct.

What is the ICD-10 code for aorta stenosis?

Q25.1 — Coarctation of aorta.

What is the ICD-10 code for aortic stenosis?

I35.0 — Nonrheumatic aortic (valve) stenosis.

What is the ICD-10 code for aqueduct of sylvius stenosis?

Q03.0 — Malformations of aqueduct of Sylvius.

What is the ICD-10 code for artery nec stenosis?

I77.1 — Stricture of artery.

What is the ICD-10 code for bile duct stenosis?

K83.1 — Obstruction of bile duct.

What is the ICD-10 code for bladder-neck stenosis?

N32.0 — Bladder-neck obstruction.